Expire and load files more aggressively

roles/float-infra-nginx/vars/main.yml

@@ -3,6 +3,8 @@
 nginx_cache_params:
   # Use nginx_cache_fs_size for backwards compatibility.
   max_size: "{{ nginx_cache_fs_size | default('1g') }}"
-  inactive: "3h"
+  inactive: "1h"
   use_temp_path: "off"
+  manager_files: 1000
+  loader_files: 1000